* {
  padding: 0;
  margin: 0;
  font-size: 0; }

html {
  font-size: 64px; }

.web {
  width: 100vw;
  background: white; }

.clear {
  clear: both; }

.logo-t {
  position: fixed;
  z-index: 1;
  background: #b20000;
  width: 100%;
  text-align: center; }

.logo-t img {
  width: 4.125rem;
  height: 0.60938rem;
  padding: 0.39063rem 0; }

.logo-caidan {
  width: 0.65625rem;
  height: 0.65625rem;
  padding: 0.39063rem 0;
  float: left;
  display: inline-block; }

.logo-sousuo {
  width: 0.65625rem;
  height: 0.65625rem;
  padding: 0.39063rem 0;
  float: right;
  display: inline-block; }

.box {
  width: 100%;
  padding-top: 1.09375rem; }

.box img {
  width: 100%;
  height: 100%; }

.top-case-text {
  width: 4.40625rem;
  background: #f6f6f6;
  display: inline-block;
  margin: 0.23438rem 0.28125rem; }

.top-case-text img {
  width: 100%;
  height: 100%; }

.top-case-text a {
  font-size: 0.32813rem;
  display: block;
  color: black;
  text-decoration: none; }

.top-case-text p {
  font-size: 0.28125rem;
  color: #c8c8c8;
  display: inline-block;
  margin: 0.07813rem 0.15625rem; }

.top-case-text p img {
  width: 0.29688rem;
  height: 0.26563rem; }

.top-case-text span {
  font-size: 0.28125rem;
  color: #c8c8c8;
  display: block; }

.top-case-text span img {
  width: 0.29688rem;
  height: 0.26563rem; }

.kongbai {
  width: 100%;
  padding-bottom: 1.5rem; }

.return {
  width: 100%;
  position: fixed;
  bottom: 0;
  background: #f5f5f5; }

.return li {
  float: left;
  width: 20%;
  text-align: center; }

.return span {
  display: inline-block;
  font-size: 0.28125rem;
  padding-bottom: 0.125rem; }

.return a {
  color: black; }

.return img {
  display: block;
  margin: 0.15625rem auto;
  width: 0.67188rem;
  height: 0.67188rem; }

.logo-t i {
  color: white; }

.youbianhuadong p {
  font-size: 0.78125rem;
  color: black; }

.youbianhuadong {
  font-size: 20px;
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: red;
  transition: all .5s;
  -webkit-transform: translateX(-100%);
  transform: translateX(-100%);
  z-index: 1; }

.youbiandianji {
  width: 100px;
  height: 100px;
  background: yellow; }

#youbiandianji:checked + .youbianhuadong {
  -webkit-transform: translateX(0%);
  transform: translateX(0%);
  z-index: 2; }
